Home / 12,085,234.80-18,127,852.20-11,077,465.20

Finding the Fourth Proportional to 12,085,234.80, 18,127,852.20 and 11,077,465.20

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Solution

The fourth proportional to 12,085,234.80, 18,127,852.20 and 11,077,465.20 is: 16,616,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,234.80 : 18,127,852.20 = 11,077,465.20 : x
  2. Step 2: Convert to fraction form
    12,085,234.80/18,127,852.20 = 11,077,465.20/x
  3. Step 3: Cross multiply
    12,085,234.80x = 18,127,852.20 × 11,077,465.20
  4. Step 4: Simplify right side
    12,085,234.80x = 200,810,651,896,243.41
  5. Step 5: Solve for x
    x = 200,810,651,896,243.41/12,085,234.80
  6. Step 6: Final answer
    x = 16,616,197.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.